expression : Java Glossary

An expression is a construct made up of variables, operators and method invocations,
which are constructed according to the syntax of the Java language, that evaluates to
a single value. What counts as an expression?

A literal e.g. 42, abc

A variable e.g. lineCounter

An non-void method invocation e.g. doSomething(
with )

A phrase glued together with operands and () e.g. grandCount+10
or ((a+b)*4>100)||isBig